Home / 74,825.60-112,393.92-59,351.36

Finding the Fourth Proportional to 74,825.60, 112,393.92 and 59,351.36

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Solution

The fourth proportional to 74,825.60, 112,393.92 and 59,351.36 is: 89,150.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,825.60 : 112,393.92 = 59,351.36 : x
  2. Step 2: Convert to fraction form
    74,825.60/112,393.92 = 59,351.36/x
  3. Step 3: Cross multiply
    74,825.60x = 112,393.92 × 59,351.36
  4. Step 4: Simplify right side
    74,825.60x = 6,670,732,007.73
  5. Step 5: Solve for x
    x = 6,670,732,007.73/74,825.60
  6. Step 6: Final answer
    x = 89,150.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.